The harmful effects of soil pollution may come from direct contact with polluted soil or from contact with other resources, such as water or food which has been grown on or come in direct contact with the polluted soil.
A reason for your arm or hand falling asleep at night could be because of having a stroke. A stroke is a life-threatening emergency that happens when there is a disruption in the flow of blood to your brain. This can cause paralysis, loss of consciousness, numbness on one side of the body, and impaired speech.
Narcolepsy (NAR-ko-lep-se) is a disorder that causes periods of extreme daytime sleepiness. The disorder also may cause muscle weakness. Most people who have narcolepsy have trouble sleeping at night. Some people who have the disorder fall asleep suddenly, even if they're in the middle of talking, eating, or another activity. Narcolepsy also can cause: 1  Cataplexy (KAT-ah-plek-se). 2  This condition causes a sudden loss of muscle tone while you're awake. 3  Muscle weakness can affect certain parts of your body or your whole body.